Patents by Inventor Mun-Soo Park
Mun-Soo Park has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11864441Abstract: A tiled display device includes a first display panel including a first display area and a first non-display area adjacent to the first display area, and a second display panel including a second display area and a second non-display area between the second display area and the first non-display area. The first display panel includes a first lower substrate, emitting diodes disposed on the first lower substrate and overlapping the first display area, a first upper substrate including a lower surface facing the first lower substrate, a first black matrix pattern disposed on the lower surface of the first upper substrate and overlapping the first non-display area, and a first photochromic matrix pattern disposed on the lower surface of the first upper substrate, overlapping the first non-display area, and transmitting light.Type: GrantFiled: May 26, 2021Date of Patent: January 2, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Dongwoo Kim, Mun-Soo Park, Jonghwan Park
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Publication number: 20220077279Abstract: A tiled display device includes a first display panel including a first display area and a first non-display area adjacent to the first display area, and a second display panel including a second display area and a second non-display area between the second display area and the first non-display area. The first display panel includes a first lower substrate, emitting diodes disposed on the first lower substrate and overlapping the first display area, a first upper substrate including a lower surface facing the first lower substrate, a first black matrix pattern disposed on the lower surface of the first upper substrate and overlapping the first non-display area, and a first photochromic matrix pattern disposed on the lower surface of the first upper substrate, overlapping the first non-display area, and transmitting light.Type: ApplicationFiled: May 26, 2021Publication date: March 10, 2022Applicant: Samsung Display Co., LTD.Inventors: Dongwoo KIM, Mun-Soo PARK, Jonghwan PARK
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Publication number: 20220069063Abstract: A display device includes a plurality of display panels. Each of the display panels includes a substrate and a light blocking member. The substrate includes a display area and a peripheral area, and the display area includes sub-pixel areas. The light blocking member is disposed in the display area and the peripheral area on the substrate, and a plurality of openings is defined through the light blocking member to overlap the sub-pixel areas. A first width of the light blocking member located between two adjacent openings among the openings is twice a width of the light blocking member located in the peripheral area.Type: ApplicationFiled: May 6, 2021Publication date: March 3, 2022Inventors: DONGWOO KIM, MUN-SOO PARK, JONGHWAN PARK
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Patent number: 9519194Abstract: A liquid crystal display, including: a first substrate; a gate line and a data line disposed on the first substrate; a pixel electrode disposed on the first substrate and including a stem portion and a plurality of branch electrodes that extends obliquely from the stem portion; a second substrate facing the first substrate; and a common electrode disposed on the second substrate, and the pixel electrode further includes a plurality of oblique portions disposed between the plurality of branch electrodes and the stem portion, and the plurality of oblique portions extends in a direction different from a direction in which the plurality of branch electrodes extends.Type: GrantFiled: July 1, 2014Date of Patent: December 13, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hee Hwan Lee, Hae Ryeong Park, Dong Il Yoo, Mun-Soo Park, Kyu Su Ahn, Yong Woo Lee
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Patent number: 9494788Abstract: A display device includes a first electrode, a second electrode, a third electrode, a lyophobic layer, a first liquid, and a second liquid, where the lyophobic layer is lyophobic to the second liquid. A method of driving the display device includes: providing a first potential difference between the first electrode and the third electrode to thereby cause the first liquid to begin moving toward the second electrode; providing a second potential difference between the second electrode and the third electrode while reducing the first potential difference to thereby cause the first liquid to move toward the first electrode; and removing the second potential difference to thereby cause the first liquid to slow down in its movement toward the first electrode or to stop in its movement toward the first electrode.Type: GrantFiled: July 27, 2012Date of Patent: November 15, 2016Assignee: Amazon Technologies, Inc.Inventors: Sang Min Shin, Chang Ku Hua, Woo Song Kim, Uk Chul Choi, Mun-Soo Park, So-Hyun Lee
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Patent number: 9488826Abstract: Disclosed is an electrowetting display device including a plurality pixels. Each pixel includes a pixel electrode, a hydrophobic layer, a hydrophobic fluid, and a bank adapted to limit the range of movement of the hydrophobic fluid. The bank has a hydrophobic bank surface and a hydrophilic bank surface, which face each other. The hydrophobic fluid is moved from the hydrophilic bank surface towards the hydrophobic bank surface by the application of a voltage to the pixel electrode.Type: GrantFiled: November 9, 2015Date of Patent: November 8, 2016Assignee: Amazon Technologies, Inc.Inventors: Sang-Min Shin, Woo-Song Kim, Chang-Ku Hua, Soo-Jin Park, Mun-Soo Park
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Publication number: 20160062106Abstract: Disclosed is an electrowetting display device including a plurality pixels. Each pixel includes a pixel electrode, a hydrophobic layer, a hydrophobic fluid, and a bank adapted to limit the range of movement of the hydrophobic fluid. The bank has a hydrophobic bank surface and a hydrophilic bank surface, which face each other. The hydrophobic fluid is moved from the hydrophilic bank surface towards the hydrophobic bank surface by the application of a voltage to the pixel electrode.Type: ApplicationFiled: November 9, 2015Publication date: March 3, 2016Inventors: Sang-Min Shin, Woo-Song Kim, Chang-Ku Hua, Soo-Jin Park, Mun-Soo Park
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Patent number: 9182588Abstract: Disclosed is an electrowetting display device including a plurality pixels. Each pixel includes a pixel electrode, a hydrophobic layer, a hydrophobic fluid, and a bank adapted to limit the range of movement of the hydrophobic fluid. The bank has a hydrophobic bank surface and a hydrophilic bank surface, which face each other. The hydrophobic fluid is moved from the hydrophilic bank surface towards the hydrophobic bank surface by the application of a voltage to the pixel electrode.Type: GrantFiled: December 28, 2012Date of Patent: November 10, 2015Assignee: Amazon Technologies, Inc.Inventors: Sang-Min Shin, Woo-Song Kim, Chang-Ku Hua, Soo-Jin Park, Mun-Soo Park
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Publication number: 20150009442Abstract: A liquid crystal display, including: a first substrate; a gate line and a data line disposed on the first substrate; a pixel electrode disposed on the first substrate and including a stem portion and a plurality of branch electrodes that extends obliquely from the stem portion; a second substrate facing the first substrate; and a common electrode disposed on the second substrate, and the pixel electrode further includes a plurality of oblique portions disposed between the plurality of branch electrodes and the stem portion, and the plurality of oblique portions extends in a direction different from a direction in which the plurality of branch electrodes extends.Type: ApplicationFiled: July 1, 2014Publication date: January 8, 2015Inventors: Hee Hwan Lee, Hae Ryeong Park, Dong il Yoo, Mun-Soo Park, Kyu Su Ahn, Yong Woo Lee
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Patent number: 8681088Abstract: A light source module having a plurality of light source blocks corresponding to a plurality of display regions, a method for driving the light source module, and a display device having the light source module. The output brightness of each of the light source blocks is individually dimmed according to a dimming control signal. A dimming control unit determines the average gray level and inherent brightness of each of the respective display regions, calculates a threshold gray level of each display region by using its inherent brightness, outputs a fixed brightness as a dimming control signal when the average gray level of the display region is greater than the threshold gray level, and outputs a variable brightness based upon the inherent brightness value, as the dimming control signal when the average gray level of the display region is less than the threshold gray level.Type: GrantFiled: May 2, 2013Date of Patent: March 25, 2014Assignee: Samsung Display Co., Ltd.Inventor: Mun-Soo Park
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Patent number: 8674927Abstract: Provided are a liquid crystal display (Lcd) and a method of driving the same. The LCD includes a timing controller which receives a first image signal corresponding to a first frame frequency and outputs a second image signal corresponding to a second frame frequency; a liquid crystal panel which receives the second image signal and displays an image using the second frame frequency; and a plurality of light-emitting blocks which provide light to the liquid crystal panel, wherein the light-emitting blocks are divided into a plurality of light-emitting groups, each group including at least one of the light-emitting blocks, and, in a first operation mode, a frame, which corresponds to the second frame frequency, includes an off section in which at least one of the light-emitting groups is turned off.Type: GrantFiled: September 26, 2008Date of Patent: March 18, 2014Assignee: Samsung Display Co., Ltd.Inventors: Yun-Jae Park, Hyun-Seok Ko, Mun-Soo Park, Seung-Hwan Moon, Kyung-Uk Choi
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Publication number: 20130257922Abstract: A light source module having a plurality of light source blocks corresponding to a plurality of display regions, a method for driving the light source module, and a display device having the light source module. The output brightness of each of the light source blocks is individually dimmed according to a dimming control signal. A dimming control unit determines the average gray level and inherent brightness of each of the respective display regions, calculates a threshold gray level of each display region by using its inherent brightness, outputs a fixed brightness as a dimming control signal when the average gray level of the display region is greater than the threshold gray level, and outputs a variable brightness based upon the inherent brightness value, as the dimming control signal when the average gray level of the display region is less than the threshold gray level.Type: ApplicationFiled: May 2, 2013Publication date: October 3, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventor: Mun-Soo Park
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Publication number: 20130215095Abstract: A display device includes a first electrode, a second electrode, a third electrode, a lyophobic layer, a first liquid, and a second liquid, where the lyophobic layer is lyophobic to the second liquid. A method of driving the display device includes: providing a first potential difference between the first electrode and the third electrode to thereby cause the first liquid to begin moving toward the second electrode; providing a second potential difference between the second electrode and the third electrode while reducing the first potential difference to thereby cause the first liquid to move toward the first electrode; and removing the second potential difference to thereby cause the first liquid to slow down in its movement toward the first electrode or to stop in its movement toward the first electrode.Type: ApplicationFiled: July 27, 2012Publication date: August 22, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Sang Min SHIN, Chang Ku HUA, Woo Song KIM, Uk Chul CHOI, Mun-Soo PARK, So-Hyun LEE
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Patent number: 8305332Abstract: A backlight unit of a liquid crystal display device supplies light to one or more corresponding pixels of a liquid crystal display panel. The backlight unit includes a plurality of blocks formed into a matrix shape. Each block includes a light emitting diode module. The blocks in a row of the matrix are driven by a same row driving signal and the blocks in a column of the matrix are driven by a same column driving signal, to adjust luminance of the light supplied to the corresponding pixels.Type: GrantFiled: August 8, 2008Date of Patent: November 6, 2012Assignees: Samsung Display Co., Ltd., Korea Advanced Institute Science & TechnologyInventors: Mun-Soo Park, Gun-Woo Moon, Won-Sik Oh, Dae-Youn Cho, Kyu-Min Cho, Nam-Deog Kim, Seung-Hwan Moon
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Patent number: 8222644Abstract: A fan-out unit which can control a resistance difference among channels with efficient space utilization and a thin-film transistor (TFT) array substrate having the fan-out unit are presented. The fan-out unit includes: an insulating substrate; a first wiring layer which is formed on the insulating substrate and connected to a pad; a second wiring layer which is formed on the insulating substrate and connected to a TFT; and a resistance controller which is connected between the first wiring layer and the second wiring layer and includes a plurality of first resistors extending parallel to the first wiring layer and a plurality of second resistors extending perpendicular to the first resistors and alternately connecting to the first resistors, wherein the first resistors are longer than the second resistors.Type: GrantFiled: December 14, 2009Date of Patent: July 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Sung-Hoon Yang, So-Woon Kim, Yeon-Ju Kim, So-Hyun Lee, Kwang-Hoon Lee, Mun-Soo Park, Jung-Hyeon Kim
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Patent number: 8013821Abstract: A liquid crystal display includes a display panel, a first sensor, a light emitting unit, a second sensor and a controller. The first sensor is provided in the display panel to detect input light, which is incident from an exterior. The second sensor is provided in the display panel or the light emitting unit so as to detect output light generated from the light emitting unit. The controller analyzes the input light detected by the first sensor and controls the light emitting unit so as to generate the output unit corresponding to an analysis value.Type: GrantFiled: August 28, 2007Date of Patent: September 6, 2011Assignee: Samsung Electronics Co., Ltd.Inventor: Mun-Soo Park
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Patent number: 7969404Abstract: A liquid crystal display apparatus includes a backlight assembly which includes a device for driving the backlight including a light emitting diode (“LED”) used as a light source, which has a high efficiency and a high reliability for controlling brightness of each color light. The driving device drives a first, second and third LED unit emitting a first, second and third light, respectively. The driving device includes a first driving part emitting the first light in response to a brightness control signal and outputting a reference control signal in response to a first brightness of the first light, a second driving part driving the second LED units generating the second light of which second brightness is controlled in response to the reference control signal, and a third driving part driving the third LED units generating the third light of which third brightness is controlled in response to the reference control signal.Type: GrantFiled: October 25, 2006Date of Patent: June 28, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Sang-Gil Lee, Hyeon-Yong Jang, Mun-Soo Park
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Patent number: 7838898Abstract: A light emitting diode (LED) module which includes a light emitting diode which includes a light emitting chip, a first electrode and a second electrode, the first and second electrodes being electrically connected to the light emitting chip. The light-emitting diode is supported on a printed circuit board. The printed circuit board includes a base substrate of an insulating resin material, a first extension electrode that is formed on the base substrate and is connected to the first electrode, and a second extension electrode that is formed on the base substrate and is connected to the second electrode.Type: GrantFiled: January 29, 2008Date of Patent: November 23, 2010Assignee: Samsung Electronics Co., Ltd.Inventor: Mun-soo Park
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Publication number: 20100155729Abstract: A fan-out unit which can control a resistance difference among channels with efficient space utilization and a thin-film transistor (TFT) array substrate having the fan-out unit are presented. The fan-out unit includes: an insulating substrate; a first wiring layer which is formed on the insulating substrate and connected to a pad; a second wiring layer which is formed on the insulating substrate and connected to a TFT; and a resistance controller which is connected between the first wiring layer and the second wiring layer and includes a plurality of first resistors extending parallel to the first wiring layer and a plurality of second resistors extending perpendicular to the first resistors and alternately connecting to the first resistors, wherein the first resistors are longer than the second resistors.Type: ApplicationFiled: December 14, 2009Publication date: June 24, 2010Inventors: Sung-Hoon Yang, So-Woon Kim, Yeon-Ju Kim, So-Hyun Lee, Kwang-Hoon Lee, Mun-Soo Park, Jung-Hyeon Kim
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Publication number: 20090309858Abstract: A liquid crystal display (“LCD”) and a driving method of the same are provided. The LCD includes a photo sensor including a ring oscillator having cascade-connected inverters, wherein the output signal of the ring oscillator has a frequency varying according to the ambient luminance.Type: ApplicationFiled: May 14, 2009Publication date: December 17, 2009Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung Hun JIN, Mun-Soo PARK, Gi-Chang LEE, Ki-Chan LEE